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PSM to ISB: distance & flight time

Portsmouth (Portsmouth International at Pease Airport) → Islamabad (New Islamabad International Airport)

6,666 mi
10,728 km · 5,793 nm
13h 32m
estimated nonstop flight time
—
time difference · heading northeast
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Flight time details

6,666 miles nonstop takes roughly 13h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is PSM from ISB?

The flight distance from Portsmouth (PSM) to Islamabad (ISB) is 6,666 miles (10,728 km, 5,793 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from PSM to ISB?

A nonstop flight takes about 13h 32m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.

What is the cheapest way to fly from PSM to ISB?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–ISB that never appear on search engines, with no booking fees.
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